3-(N-(2-aminophenyl)aminomethyl)pyridine 、 3-(3,4-diethyl-phenyl)-2-{[4-(2-oxo-1,2,4,5-tetrahydro-1,3-benzodiazepin-3-yl)-piperidin-1-carbonyl]-amino}-propionic acid 以17%的产率得到4-(2-oxo-1,2,4,5-tetrahydro-1,3-benzodiazepin-3-yl)-piperidin-1-carboxylic acid [2-(3,4-diethyl-phenyl)-1-(1-pyridin-3-ylmethyl-1H-benzimidazol-2-yl)-ethyl]-amide